diff --git a/poetry.lock b/poetry.lock
index fd63899..3a0c433 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -171,17 +171,17 @@ test = ["PyHamcrest", "pytest", "pytest-cov"]
 
 [[package]]
 name = "flake8-pep3101"
-version = "1.3.0"
+version = "2.0.0"
 description = "Checks for old string formatting."
 category = "dev"
 optional = false
 python-versions = "*"
 
 [package.dependencies]
-flake8 = ">=3.0"
+flake8 = "*"
 
 [package.extras]
-test = ["pytest", "testfixtures"]
+test = ["pytest"]
 
 [[package]]
 name = "flake8-polyfill"
@@ -623,7 +623,7 @@ testing = ["func-timeout", "jaraco.itertools", "pytest (>=6)", "pytest-black (>=
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7.0"
-content-hash = "2290b751678d571fb7c09b9ac6df723c4ae221b5600610c93c26c6211ce2f9a6"
+content-hash = "84620aa460cf6b2b665a951c0187435a995ab9296f2085b624c055a8e8424337"
 
 [metadata.files]
 attrs = [
@@ -729,8 +729,8 @@ flake8-logging-format = [
     {file = "flake8-logging-format-0.8.1.tar.gz", hash = "sha256:fecab361ff1700d4550cedbd3f4475d45eda01fcaa800768c9551d2ced16b780"},
 ]
 flake8-pep3101 = [
-    {file = "flake8-pep3101-1.3.0.tar.gz", hash = "sha256:86e3eb4e42de8326dcd98ebdeaf9a3c6854203a48f34aeb3e7e8ed948107f512"},
-    {file = "flake8_pep3101-1.3.0-py2.py3-none-any.whl", hash = "sha256:a5dae1caca1243b2b40108dce926d97cf5a9f52515c4a4cbb1ffe1ca0c54e343"},
+    {file = "flake8-pep3101-2.0.0.tar.gz", hash = "sha256:ae2ee1758734a473ca971b4bf9ff09c961b6099916db91fdb6b9718328dfcacb"},
+    {file = "flake8_pep3101-2.0.0-py3-none-any.whl", hash = "sha256:1d818e1f53c6d26e875714f2f041ec15fbb23c17e2268dbbb024e9c3383541cd"},
 ]
 flake8-polyfill = [
     {file = "flake8-polyfill-1.0.2.tar.gz", hash = "sha256:e44b087597f6da52ec6393a709e7108b2905317d0c0b744cdca6208e670d8eda"},
diff --git a/pyproject.toml b/pyproject.toml
index 9067e13..43821ed 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ flake8-docstrings = "1.6.0"
 flake8-eradicate = "1.4.0"
 flake8-isort = "5.0.0"
 flake8-logging-format = "0.8.1"
-flake8-pep3101 = "1.3.0"
+flake8-pep3101 = "2.0.0"
 flake8-polyfill = "1.0.2"
 flake8-quotes = "3.3.1"
 pdoc3 = "0.10.0"